/*
 * Copyright 2010 WithOne Co. Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 *     
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package jp.co.withone.osgi.gadget.upnp;

import javax.swing.JFrame;

import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.osgi.framework.Constants;
import org.osgi.framework.Filter;
import org.osgi.framework.InvalidSyntaxException;
import org.osgi.service.upnp.UPnPDevice;
import org.osgi.util.tracker.ServiceTracker;

public class Activator implements BundleActivator {

	private static final String MEDIA_SERVER_DEVICE_TYPE = "urn:schemas-upnp-org:device:MediaServer:1";
	
	private ServiceTracker upnpDeviceTracker = null;
	private JFrame frame;
	
	/*
	 * (non-Javadoc)
	 * @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext)
	 */
	public void start(BundleContext context) throws Exception {

		//upnpList.getList();
		// UPnPDevice：OSGiのサービス
		// UPnPDevice Tracker
		String name = UPnPDevice.class.getName();
		String strfil = "(&(" + Constants.OBJECTCLASS + "=" + name +  ")(" + UPnPDevice.TYPE + "=" + MEDIA_SERVER_DEVICE_TYPE + "))";
		Filter filter = null;
		try {
			filter = context.createFilter(strfil);
		} catch (InvalidSyntaxException e) {
			e.printStackTrace();
		}
		this.upnpDeviceTracker = new ServiceTracker(context, filter, null);
		this.upnpDeviceTracker.open();
		
		UpnpList upnpList = new UpnpList(this.upnpDeviceTracker);
		upnpList.getList();
		this.frame = new UpnpView();
		this.frame.setVisible(true);
	}

	/*
	 * (non-Javadoc)
	 * @see org.osgi.framework.BundleActivator#stop(org.osgi.framework.BundleContext)
	 */
	public void stop(BundleContext context) throws Exception {
		this.frame.dispose();
		this.frame = null;
		this.upnpDeviceTracker.close();
		this.upnpDeviceTracker = null;
	}

}
